Metal strip for use in stabilised earth structures
CA 1263248 C · Owner: Vidal, Henri · Inventors: Vidal, Henri; Weinreb, Daniel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
11 -, ABSTRACT, "Metal Strip for use in stabilised earth structures", A rolled metal strip 1 for use in stabilised earth structures has at periodic intervals along its length thickened reinforcement regions 7 formed during the rolling operation. The strip is cut into required lengths such that each strip length has an end reinforced region 6 through which an aperture 5 is then formed to receive a bolt 3 passing through a bracket 4 of a facing 2. The strip may include transverse ribs 8 at intervals on both faces of the strip to assist engagement with the surrounding soil.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted November 28, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 28, 2006.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.